68
      Saturday
      83 / 67
      Sunday
      84 / 70
      Monday
      89 / 73

      William Polly, 11, Arlington's world sport stacking champion (video)

      (Photo: ABC7)
      There's a new cup-stacking champion in town and he's from Arlington.

      William Polly, 11, has earned the title of the first-ever U.S. Sport Stacking Champion. He stopped by Good Morning Washington to show ABC7's Steve Chenevey how to stack cups like a pro.